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use adding first ip on interface, and removing last ip from interface 

as special case to add and remove route tables
This commit is contained in:
Murali Reddy 2016-09-02 10:44:57 +05:30
parent 92a0d96ef8
commit d935e7dc11
1 changed files with 21 additions and 4 deletions
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25
systemvm/patches/debian/config/opt/cloud/bin/cs/CsAddress.py
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@ -509,13 +509,30 @@ class CsIP:
def post_config_change(self, method):
route = CsRoute()
tableName = "Table_" + self.dev
if method == "add":
route.add_table(self.dev)
# treat the first IP on a interface as special case to set up the routing rules
if self.get_type() in ["public"] and (not self.config.is_vpc()) and (len(self.iplist) == 0):
CsHelper.execute("sudo ip route add throw " + self.config.address().dbag['eth0'][0]['network'] + " table " + tableName + " proto static")
CsHelper.execute("sudo ip route add throw " + self.config.address().dbag['eth1'][0]['network'] + " table " + tableName + " proto static")
# add 'defaul via gateway' rule in the device specific routing table
if "gateway" in self.address and self.address["gateway"] != "None":
route.add_route(self.dev, "default via %s" % self.address["gateway"])
route.add_route(self.dev, str(self.address["network"]))
route.add_route(self.dev, self.address["gateway"])
CsHelper.execute("sudo ip route flush cache")
if self.get_type() in ["public"]:
CsRule(self.dev).addRule("from " + str(self.address["network"]))
elif method == "delete":
logging.warn("delete route not implemented")
# treat the last IP to be associated with interface as special case to clean up the routing rules
if self.get_type() in ["public"] and (not self.config.is_vpc()) and (len(self.iplist) == 0):
CsHelper.execute("sudo ip rule delete table " + tableName)
CsHelper.execute("sudo ip route flush table " + tableName)
CsHelper.execute("sudo ip route flush cache")
CsRule(self.dev).delMark()
self.fw_router()
self.fw_vpcrouter()